Analysis
- max time kernel
149s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/08/2026, 17:00
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260806-750-koiyg5.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260806-750-koiyg5.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260806-750-koiyg5.xlsx
- Size 114KB
- Sample260806-vhym3afn21
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1912 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1912 EXCEL.EXE 1912 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE 1912 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\attachment20260806-750-koiyg5.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1912
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 2KB
- SHA256 2168d3e28b8643931faf845f9eab7c4364960b77929c270b602723c81e21b8e3
- MD5 2ef8f5efb53d680fe83ab5302c293ae3
- SHA1 1ca91e2b35e318013446c943cc882260cd0b2083
- SHA512 410c59b468b3376103affafc0ec8fb75ca1ee4e6e79fd40c0a46bd6d5ec263b659c22983cd693ef199a6db5abff10be798e4eb625664c2da478a4dedff5f7dc8
- TLSH T16751110156C71F5BD17CC3356A3A5713E7307C57AB02638EB688704E2EB19008A7DA7B
- MD5 SHA1 SHA512 TLSH